# All Rights Reserved.
#
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

import abc

import six

from tacker.api import extensions


@six.add_metaclass(abc.ABCMeta)
class VnfScaleAbstractDriver(extensions.PluginInterface):

    @abc.abstractmethod
    def scale(self,
              context,
              plugin,
              auth_attr,
              policy,
              region_name):
        pass

    @abc.abstractmethod
    def scale_wait(self,
                   context,
                   plugin,
                   auth_attr,
                   policy,
                   region_name):
        pass
